128857683276

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{18938519}}^1$

素因数の和:18938545

約数の個数: 72

約数和(自身を含む): 386042791680

約数和(自身を除く): 257185108404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 18938519, 37877038, 56815557, 75754076, 113631114, 132569633, 170446671, 227262228, 265139266, 340893342, 397708899, 511340013, 530278532, 681786684, 795417798, 1022680026, 1193126697, 1534020039, 1590835596, 2045360052, 2386253394, 3068040078, 3579380091, 4602060117, 4772506788, 6136080156, 7158760182, 9204120234, 10738140273, 14317520364, 18408240468, 21476280546, 32214420819, 42952561092, 64428841638, 128857683276]

約数ペア:

[(1, 128857683276), (2, 64428841638), (3, 42952561092), (4, 32214420819), (6, 21476280546), (7, 18408240468), (9, 14317520364), (12, 10738140273), (14, 9204120234), (18, 7158760182), (21, 6136080156), (27, 4772506788), (28, 4602060117), (36, 3579380091), (42, 3068040078), (54, 2386253394), (63, 2045360052), (81, 1590835596), (84, 1534020039), (108, 1193126697), (126, 1022680026), (162, 795417798), (189, 681786684), (243, 530278532), (252, 511340013), (324, 397708899), (378, 340893342), (486, 265139266), (567, 227262228), (756, 170446671), (972, 132569633), (1134, 113631114), (1701, 75754076), (2268, 56815557), (3402, 37877038), (6804, 18938519)]